The Metal Slug Anthology on the PSP is a collection of six classic run-and-gun action games that have been entertaining gamers for decades. The anthology includes Metal Slug, Metal Slug 2, Metal Slug 3, Metal Slug 4, Metal Slug 5, and Metal Slug 6. These games are known for their challenging gameplay, colorful graphics, and nostalgic value. However, for those who want to experience these classic games with a little more ease, we've compiled a list of cheats and tips to help you navigate through the Metal Slug Anthology on PSP.